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A successful surgical treatment of coronary perforation associated with directional coronary atherectomy--a case
M Nonoyama1, K Tsuchida, M Kijima
1Department of Cardiovascular Surgery, Hoshi General Hospital, Fukushima, Japan.
Insights
Coronary perforation during directional coronary atherectomy led to cardiac tamponade and shock. Emergent pericardial drainage and aorto-coronary bypass surgery were successful, preventing further myocardial infarction.
Area of Science:
- Cardiology
- Interventional Cardiology
- Cardiac Surgery
Background:
- Directional coronary atherectomy (DCA) is a procedure used to remove plaque from coronary arteries.
- Coronary perforation is a rare but serious complication of interventional cardiology procedures.
- Cardiac tamponade and shock are life-threatening conditions that can arise from cardiac perforation.
Observation:
- A patient undergoing DCA experienced coronary perforation, resulting in cardiac tamponade and shock.
- The patient presented with hemodynamic instability requiring immediate intervention.
Findings:
- Successful emergent pericardial drainage was performed to relieve pressure on the heart.
- Aorto-coronary bypass surgery was successfully completed.
- The bypass surgery aimed to restore blood flow and prevent complications.
Implications:
- Coronary artery bypass surgery is recommended for patients with coronary perforation and tamponade post-DCA.
- This approach helps prevent perioperative myocardial infarction.
- Preserving the native coronary artery is crucial, as hematoma and intimal damage can cause occlusion or stenosis.
Abstract:
We encountered a patient with coronary perforation showing cardiac tamponade and shock that occurred during debulking by directional coronary atherectomy. We successfully performed emergent pericardial drainage and aorto-coronary bypass procedures. Bypass surgery is recommended to avoid perioperative myocardial infarction in cases such as ours since the native coronary artery may be at risk of being occluded or narrowed due to oppression by the hematoma and destroyed intima.